package com.lagou.edu.service;

/**
 * @program: stage-3-module-3
 * @description:
 * @author: zhangxiaoyang
 * @date: 2020-08-31 19:18
 **/
public interface MonitorService {

    String monitorA(String msg);

    String monitorB(String msg);

    String monitorC(String msg);
}
